NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5306 › 5306-01-280-5660
Machine Bolt P/N 163B5899
In stock — 11 on our U.S. shelfNSN 5306-01-280-5660 5306012805660 NIIN 012805660
SECO Parts has 11 in stock of NSN 5306-01-280-5660 — Machine Bolt — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Government catalog (FEDLOG) price: $313.26 per each — a public reference, not our price. We quote each request, usually the same business day, and surplus parts often quote below or above it.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- BOLT,MACHINE
- Federal supply class
- FSC 5306 — Bolts
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 11 |
| Total | 11 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5306-01-280-5660 012805660 163B5899
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Thread class
- 2A
- Thread direction
- Right-Hand
- Thread length
- 1.280–1.370 in
- Fastener length
- 1.470–1.530 in
- Head height
- 0.490–0.510 in
- Width between flats
- 2.375 in (nominal)
- Hole diameter
- 0.126 in (nominal)
- Nominal thread diameter
- Inches 1.000
- Hole quantity
- 1
- Hole type
- Drilled
- Features provided
- Finished Head
- Thread quantity per inch
- 12
- Hardness rating
- Overall Rockwell C Minimum 28.0 and Rockwell C Maximum 33.0
- Material
- Overall Steel Comp 4140
- Material document and classification
- Overall Assn STD Single Material Response Ast- A304 or MIL Spec Single Material Response -IL-S-5626 Cond F
- Surface treatment
- Overall Cadmium
- Surface treatment document and classification
- Overall MIL Spec Single Treatment Response -IL-STD-171 1.1.2.2
- Thread series designator
- UN
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
163B5899
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 11 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5306-01-280-5660?
NSN 5306-01-280-5660 (5306012805660) — Machine Bolt: SECO Parts has 11 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for machine bolt in federal supply class 5306 (Bolts).
Is NSN 5306-01-280-5660 available?
SECO Parts has 11 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5306-01-280-5660 cost?
The government catalog (FEDLOG) lists NSN 5306-01-280-5660 at $313.26 per each. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.
What part numbers cross-reference to NSN 5306-01-280-5660?
Part numbers that cross-reference this NSN include 163B5899. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names BOLT,MACHINE. Same name is not the same part: check the part numbers.